ARM: shmobile: r8a7778: add SSIx DMAEngine support

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm/mach-shmobile/include/mach/r8a7778.h b/arch/arm/mach-shmobile/include/mach/r8a7778.h
index b497f93..a3440e5 100644 (file)
--- a/arch/arm/mach-shmobile/include/mach/r8a7778.h
+++ b/arch/arm/mach-shmobile/include/mach/r8a7778.h
@@ -27,6 +27,24 @@ enum {
        HPBDMA_SLAVE_DUMMY,
        HPBDMA_SLAVE_SDHI0_TX,
        HPBDMA_SLAVE_SDHI0_RX,
+       HPBDMA_SLAVE_SSI0_TX,
+       HPBDMA_SLAVE_SSI0_RX,
+       HPBDMA_SLAVE_SSI1_TX,
+       HPBDMA_SLAVE_SSI1_RX,
+       HPBDMA_SLAVE_SSI2_TX,
+       HPBDMA_SLAVE_SSI2_RX,
+       HPBDMA_SLAVE_SSI3_TX,
+       HPBDMA_SLAVE_SSI3_RX,
+       HPBDMA_SLAVE_SSI4_TX,
+       HPBDMA_SLAVE_SSI4_RX,
+       HPBDMA_SLAVE_SSI5_TX,
+       HPBDMA_SLAVE_SSI5_RX,
+       HPBDMA_SLAVE_SSI6_TX,
+       HPBDMA_SLAVE_SSI6_RX,
+       HPBDMA_SLAVE_SSI7_TX,
+       HPBDMA_SLAVE_SSI7_RX,
+       HPBDMA_SLAVE_SSI8_TX,
+       HPBDMA_SLAVE_SSI8_RX,
        HPBDMA_SLAVE_HPBIF0_TX,
        HPBDMA_SLAVE_HPBIF0_RX,
        HPBDMA_SLAVE_HPBIF1_TX,

diff --git a/arch/arm/mach-shmobile/setup-r8a7778.c b/arch/arm/mach-shmobile/setup-r8a7778.c
index 81701cf..e786338 100644 (file)
--- a/arch/arm/mach-shmobile/setup-r8a7778.c
+++ b/arch/arm/mach-shmobile/setup-r8a7778.c
@@ -319,6 +319,29 @@ void __init r8a7778_add_dt_devices(void)
 #define HPB_DMAE_ASYNCMDR_ASMD21_SINGLE        BIT(1)  /* SDHI0 */
 #define HPB_DMAE_ASYNCMDR_ASMD21_MULTI 0       /* SDHI0 */
 
+#define HPBDMA_SSI(_id)                                \
+{                                              \
+       .id     = HPBDMA_SLAVE_SSI## _id ##_TX, \
+       .addr   = 0xffd91008 + (_id * 0x40),    \
+       .dcr    = HPB_DMAE_DCR_CT |             \
+                 HPB_DMAE_DCR_DIP |            \
+                 HPB_DMAE_DCR_SPDS_32BIT |     \
+                 HPB_DMAE_DCR_DMDL |           \
+                 HPB_DMAE_DCR_DPDS_32BIT,      \
+       .port   = _id + (_id << 8),             \
+       .dma_ch = (28 + _id),                   \
+}, {                                           \
+       .id     = HPBDMA_SLAVE_SSI## _id ##_RX, \
+       .addr   = 0xffd9100c + (_id * 0x40),    \
+       .dcr    = HPB_DMAE_DCR_CT |             \
+                 HPB_DMAE_DCR_DIP |            \
+                 HPB_DMAE_DCR_SMDL |           \
+                 HPB_DMAE_DCR_SPDS_32BIT |     \
+                 HPB_DMAE_DCR_DPDS_32BIT,      \
+       .port   = _id + (_id << 8),             \
+       .dma_ch = (28 + _id),                   \
+}
+
 #define HPBDMA_HPBIF(_id)                              \
 {                                                      \
        .id     = HPBDMA_SLAVE_HPBIF## _id ##_TX,       \
@@ -373,6 +396,16 @@ static const struct hpb_dmae_slave_config hpb_dmae_slaves[] = {
                .dma_ch = 22,
        },
 
+       HPBDMA_SSI(0),
+       HPBDMA_SSI(1),
+       HPBDMA_SSI(2),
+       HPBDMA_SSI(3),
+       HPBDMA_SSI(4),
+       HPBDMA_SSI(5),
+       HPBDMA_SSI(6),
+       HPBDMA_SSI(7),
+       HPBDMA_SSI(8),
+
        HPBDMA_HPBIF(0),
        HPBDMA_HPBIF(1),
        HPBDMA_HPBIF(2),
@@ -387,22 +420,40 @@ static const struct hpb_dmae_slave_config hpb_dmae_slaves[] = {
 static const struct hpb_dmae_channel hpb_dmae_channels[] = {
        HPB_DMAE_CHANNEL(0x7e, HPBDMA_SLAVE_SDHI0_TX), /* ch. 21 */
        HPB_DMAE_CHANNEL(0x7e, HPBDMA_SLAVE_SDHI0_RX), /* ch. 22 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI0_TX),   /* ch. 28 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI0_RX),   /* ch. 28 */
        HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF0_TX), /* ch. 28 */
        HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF0_RX), /* ch. 28 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI1_TX),   /* ch. 29 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI1_RX),   /* ch. 29 */
        HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF1_TX), /* ch. 29 */
        HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF1_RX), /* ch. 29 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI2_TX),   /* ch. 30 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI2_RX),   /* ch. 30 */
        HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF2_TX), /* ch. 30 */
        HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF2_RX), /* ch. 30 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI3_TX),   /* ch. 31 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI3_RX),   /* ch. 31 */
        HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF3_TX), /* ch. 31 */
        HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF3_RX), /* ch. 31 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI4_TX),   /* ch. 32 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI4_RX),   /* ch. 32 */
        HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF4_TX), /* ch. 32 */
        HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF4_RX), /* ch. 32 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI5_TX),   /* ch. 33 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI5_RX),   /* ch. 33 */
        HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF5_TX), /* ch. 33 */
        HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF5_RX), /* ch. 33 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI6_TX),   /* ch. 34 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI6_RX),   /* ch. 34 */
        HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF6_TX), /* ch. 34 */
        HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF6_RX), /* ch. 34 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI7_TX),   /* ch. 35 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI7_RX),   /* ch. 35 */
        HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF7_TX), /* ch. 35 */
        HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF7_RX), /* ch. 35 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI8_TX),   /* ch. 36 */
+       HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_SSI8_RX),   /* ch. 36 */
        HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF8_TX), /* ch. 36 */
        HPB_DMAE_CHANNEL(0x7f, HPBDMA_SLAVE_HPBIF8_RX), /* ch. 36 */
 };